Respuesta :

Answer:

18 tons

Step-by-step explanation:

a) Given: Weight of 1 truck=4500 pounds

Thus, weight of 8 trucks=  pounds

We know that 1 ton=2000 pounds

Thus, weight of 8 trucks in tons=

Hence, the total weight in tons the cars on the truck= 18 tons.

b) Given: Dimensions of the room are as

Length=10 yards and width= 168 inches

We know that 1 yard=3 feet and 1 inch=

Thus, length

width=

The difference between length and width=

Hence, the length of the room exceed the width by 16 feet.